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Cheap flights from Porto Alegre to Las Vegas from $474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Las Vegas departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Porto Alegre to Las Vegas

Cheap round-trip flights

United Airlines Logo
1:55 pm - 9:48 pmPOA-LAS
35h 53m2 stops
United Airlines Logo
8:30 am - 2:35 pmLAS-POA
26h 05m2 stops
$636United Airlines
Find Deal
Tue, Sep 2 - Wed, Sep 10
United Airlines Logo
5:10 pm - 9:48 pmPOA-LAS
32h 38m2 stops
United Airlines Logo
1:15 pm - 2:35 pmLAS-POA
21h 20m2 stops
$638United Airlines
Find Deal
Tue, Sep 2 - Thu, Sep 11
Logo
6:10 pm - 10:15 amPOA-LAS
21h 05m2 stops
Logo
12:59 am - 2:35 pmLAS-POA
32h 36m2 stops
$671
Find Deal
Fri, Jan 30 - Wed, Feb 4
Copa Airlines Logo
1:25 am - 10:30 pmPOA-LAS
25h 05m1 stop
Copa Airlines Logo
1:48 am - 12:20 amLAS-POA
18h 32m1 stop
$728Copa Airlines
Find Deal
Mon, Sep 15 - Tue, Oct 7
Logo
1:25 am - 5:07 pmPOA-LAS
19h 42m2 stops
Logo
12:51 am - 12:30 amLAS-POA
18h 39m1 stop
$729
Find Deal
Tue, Oct 7 - Tue, Dec 9
Copa Airlines Logo
1:25 am - 10:29 pmPOA-LAS
25h 04m1 stop
Copa Airlines Logo
12:51 am - 12:30 amLAS-POA
18h 39m1 stop
$797Copa Airlines
Find Deal
Wed, Oct 8 - Sat, Dec 6
LATAM Airlines Logo
7:20 am - 11:22 pmPOA-LAS
20h 02m2 stops
LATAM Airlines Logo
10:10 pm - 6:30 amLAS-POA
28h 20m2 stops
$806LATAM Airlines
Find Deal
Mon, Oct 20 - Thu, Oct 30
Delta Logo
7:20 am - 11:22 pmPOA-LAS
20h 02m2 stops
Delta Logo
11:30 pm - 6:30 amLAS-POA
26h 00m2 stops
$838Delta
Find Deal
Mon, Oct 6 - Tue, Dec 9
LATAM Airlines Logo
7:20 am - 6:46 pmPOA-LAS
39h 26m2 stops
LATAM Airlines Logo
6:00 am - 6:30 amLAS-POA
19h 30m2 stops
$840LATAM Airlines
Find Deal
Sat, Oct 11 - Sun, Dec 7
Delta Logo
3:15 pm - 8:13 pmPOA-LAS
32h 58m2 stops
Delta Logo
11:30 pm - 6:30 amLAS-POA
26h 00m2 stops
$841Delta
Find Deal
Tue, Oct 7 - Tue, Dec 9

United Airlines flights from Porto Alegre to Las Vegas

Our best United Airlines deals on Porto Alegre to Las Vegas flight tickets
United Airlines
Sep 2
POA1:55 pmPorto Alegre Salgado Filho
35h 53m
2 stops
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 10
LAS8:30 amLas Vegas Harry Reid Intl
26h 05m
2 stops
POA2:35 pmPorto Alegre Salgado Filho
$636
Find similar
United Airlines
Sep 2
POA5:10 pmPorto Alegre Salgado Filho
32h 38m
2 stops
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 11
LAS1:15 pmLas Vegas Harry Reid Intl
21h 20m
2 stops
POA2:35 pmPorto Alegre Salgado Filho
$638
Find similar
United Airlines
Sep 27
POA3:45 pmPorto Alegre Salgado Filho
20h 57m
2 stops
LAS8:42 amLas Vegas Harry Reid Intl
Oct 4
LAS11:20 pmLas Vegas Harry Reid Intl
36h 50m
2 stops
POA4:10 pmPorto Alegre Salgado Filho
$644
Find similar

Copa Airlines flights from Porto Alegre to Las Vegas

Our best Copa Airlines deals on Porto Alegre to Las Vegas flight tickets
Copa Airlines
Sep 15
POA1:25 amPorto Alegre Salgado Filho
25h 05m
1 stop
LAS10:30 pmLas Vegas Harry Reid Intl
Oct 7
LAS1:48 amLas Vegas Harry Reid Intl
18h 32m
1 stop
POA12:20 amPorto Alegre Salgado Filho
$728
Find similar
Copa Airlines
Oct 8
POA1:25 amPorto Alegre Salgado Filho
25h 04m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
Dec 6
LAS12:51 amLas Vegas Harry Reid Intl
18h 39m
1 stop
POA12:30 amPorto Alegre Salgado Filho
$797
Find similar
Copa Airlines
Sep 15
POA1:25 amPorto Alegre Salgado Filho
25h 05m
1 stop
LAS10:30 pmLas Vegas Harry Reid Intl
Sep 27
LAS1:50 amLas Vegas Harry Reid Intl
18h 30m
1 stop
POA12:20 amPorto Alegre Salgado Filho
$798
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Porto Alegre to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 9/2

1:55 pm-9:48 pm

2 stops35h 53m

Las Vegas Harry Reid Intl

Wed 9/10

8:30 am-2:35 pm

2 stops26h 05m

$636

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 9/2

5:10 pm-9:48 pm

2 stops32h 38m

Las Vegas Harry Reid Intl

Thu 9/11

1:15 pm-2:35 pm

2 stops21h 20m

$638

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Fri 1/30

6:10 pm-10:15 am

2 stops21h 05m

Las Vegas Harry Reid Intl

Wed 2/4

12:59 am-2:35 pm

2 stops32h 36m

$671

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 9/15

1:25 am-10:30 pm

1 stop25h 05m

Las Vegas Harry Reid Intl

Tue 10/7

1:48 am-12:20 am

1 stop18h 32m

$728

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 10/7

1:25 am-5:07 pm

2 stops19h 42m

Las Vegas Harry Reid Intl

Tue 12/9

12:51 am-12:30 am

1 stop18h 39m

$729

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Wed 10/8

1:25 am-10:29 pm

1 stop25h 04m

Las Vegas Harry Reid Intl

Sat 12/6

12:51 am-12:30 am

1 stop18h 39m

$797

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 10/20

7:20 am-11:22 pm

2 stops20h 02m

Las Vegas Harry Reid Intl

Thu 10/30

10:10 pm-6:30 am

2 stops28h 20m

$806

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 10/6

7:20 am-11:22 pm

2 stops20h 02m

Las Vegas Harry Reid Intl

Tue 12/9

11:30 pm-6:30 am

2 stops26h 00m

$838

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sat 10/11

7:20 am-6:46 pm

2 stops39h 26m

Las Vegas Harry Reid Intl

Sun 12/7

6:00 am-6:30 am

2 stops19h 30m

$840

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 10/7

3:15 pm-8:13 pm

2 stops32h 58m

Las Vegas Harry Reid Intl

Tue 12/9

11:30 pm-6:30 am

2 stops26h 00m

$841

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Porto Alegre to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of July is, on average, the cheapest month to fly to Las Vegas from Porto Alegre, with most prices found around $780. The month of January is another great option to travel to Las Vegas, with average flight prices from Porto Alegre averaging around $791.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $816. Flights from Porto Alegre to Las Vegas on a Wednesday will generally be more expensive and average around $963. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Porto Alegre to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Las Vegas (POA to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Las Vegas

Best Price Found

$474

Fastest flight time

18h 49m

Direct flights

None

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Porto Alegre in the past 72 hours is $474. The best round-trip flight deal from Porto Alegre to Las Vegas found on momondo in the last 72 hours is $636.
The fastest flight from Porto Alegre to Las Vegas takes 18h 49m
There are no direct flights from Porto Alegre to Las Vegas. Popular non-direct route for this connection is Porto Alegre Salgado Filho Airport - Las Vegas Harry Reid Intl Airport.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • How far is Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl by plane?

    The straight-line distance from Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl is 6167.1 mi. By plane, this route typically takes 18h 49m.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto Alegre to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Porto Alegre to Las Vegas with flexible booking policies on momondo?

All flight searches from Porto Alegre to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Porto Alegre to Las Vegas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from Porto Alegre.

I’m not ready to book a flight from Porto Alegre to Las Vegas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Porto Alegre to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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